Home / 15,873.28-23,811.24-4,186.54

Finding the Fourth Proportional to 15,873.28, 23,811.24 and 4,186.54

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Solution

The fourth proportional to 15,873.28, 23,811.24 and 4,186.54 is: 6,280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,873.28 : 23,811.24 = 4,186.54 : x
  2. Step 2: Convert to fraction form
    15,873.28/23,811.24 = 4,186.54/x
  3. Step 3: Cross multiply
    15,873.28x = 23,811.24 × 4,186.54
  4. Step 4: Simplify right side
    15,873.28x = 99,686,708.71
  5. Step 5: Solve for x
    x = 99,686,708.71/15,873.28
  6. Step 6: Final answer
    x = 6,280.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.